Journal of AOAC International

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  Año 2006, Vol. 89, Número 1

  • Quantitative Determination of Triterpenes from Amphiptherygium adstringens by Liquid Chromatography and Thin-Layer Chromatography and Morphological Analysis of Cuachalalate Preparations

    Andrés Navarrete

    págs. 1-7

    

  • Chemical Fingerprinting of Valeriana Species: Simultaneous Determination of Valerenic Acids, Flavonoids, and Phenylpropanoids Using Liquid Chromatography with Ultraviolet Detection

    Andrés Navarrete

    págs. 8-15

    

  • A Method for the Analysis of Ginsenosides, Malonyl Ginsenosides, and Hydrolyzed Ginsenosides Using High-Performance Liquid Chromatography with Ultraviolet and Positive Mode Electrospray Ionization Mass Spectrometric Detection

    Y.-C. J. Lin, B. D. Sloley

    págs. 16-21

    

  • Determination of Campesterol, Stigmasterol, and beta-Sitosterol in Saw Palmetto Raw Materials and Dietary Supplements by Gas Chromatography: Single-Laboratory Validation

    W. R. Sorenson

    págs. 22-34

    

  • Determination of Coenzyme Q~1~0 in Over-the-Counter Dietary Supplements by High-Performance Liquid Chromatography with Coulometric Detection

    P. H. Tang

    págs. 35-39

    

  • Chemical Fingerprinting of Gardenia jasminoides Fruit Using Direct Sample Introduction and Gas Chromatography with Mass Spectrometry Detection

    W. Xin, Y. Wang, Y. Cheng, G. Luo, S. Yan

    págs. 40-45

    

  • Spectrophotometric Determination of Some Antihistaminic Drugs Using 7,7,8,8-Tetracyanoquinodimethane (TCNQ)

    A. M. Badawey

    págs. 46-52

    

  • Determination of Phenylephrine Hydrochloride, Chlorpheniramine Maleate, and Methscopolamine Nitrate in Tablets or Capsules by Liquid Chromatography with Two UV Absorbance Detectors in Series

    U. R. Cieri

    págs. 53-57

    

  • Validation of the Antifactor Xa and Antifactor IIa Assays for the Potency Assessment of Nadroparin in Pharmaceutical Formulations

    M. da Silva Sangoi, S. L. Dalmora

    págs. 58-64

    

  • Liquid Chromatography Determination of Citalopram Enantiomers Using beta-Cyclodextrin as a Chiral Mobile Phase Additive

    A. El-Gindy

    págs. 65-70

    

  • Determination of Nifedipine in Serum of Women in Preterm Labor by High-Performance Liquid Chromatography with Diode Array Detection

    M. B. Wawrzycka, D. Kowalczuk

    págs. 71-77

    

  • Determination of Nifuroxazide and Drotaverine Hydrochloride in Pharmaceutical Preparations by Three Independent Analytical Methods

    F. H. Metwally

    págs. 78-87

    

  • A Simple and Rapid High-Performance Liquid Chromatography Method for Determining Furosemide, Hydrochlorothiazide, and Phenol Red: Applicability to Intestinal Permeability Studies

    P. Zakeri-Milani, H. Valizadeh, Z. Islambulchilar

    págs. 88-93

    

  • Determination of Four Nitroimidazoles in Poultry and Swine Muscle and Eggs by Liquid Chromatography/Tandem Mass Spectrometry

    S. Zhang, J. Shen, X. Xia, X. Li

    págs. 94-99

    

  • Comparison of the Compact Dry EC with the Most Probable Number Method (AOAC Official Method 966.24) for Enumeration of Escherichia coli and Coliform Bacteria in Raw Meats: Performance-Tested Method 110402

    S. Mizouchi, H. Kodaka, T. Nirazuka, H. Teramura

    págs. 100-114

    

  • Comparison of the Compact Dry CF with the Most Probable Number Method (AOAC Official Method 966.24) for Enumeration of Coliform Bacteria in Raw Meats: Performance-Tested Method 110401

    T. Nirazuka, H. Teramura, S. Mizuochi, H. Kodaka

    págs. 115-126

    

  • Comparison of the Compact Dry YM with the FDA BAM Method for Enumeration of Yeasts and Molds in Fruit-Based Products: Performance-Tested Method 100401

    T. Nirazuka, S. Mizuochi, H. Teramura, H. Kodaka

    págs. 127-138

    

  • Determination of Patulin in Apple Juice by Liquid Chromatography

    M. Sabino, M. H. Iha

    págs. 139-143

    

  • Species Identification of Crassostrea and Ostrea Oysters by Polymerase Chain Reaction Amplification of the 5S rRNA Gene

    Laureana Rebordinos González, I. Cross

    págs. 144-148

    

  • Determination of Acrylamide Formed in Asparagine/D-Glucose Maillard Model Systems by Using Gas Chromatography with Headspace Solid-Phase Microextraction

    A. H. El-Ghorab

    págs. 149-153

    

  • Gluten Determination by Gliadin Enzyme-Linked Immunosorbent Assay Kit: Interlaboratory Study

    D. Gabrovska

    págs. 154-160

    

  • Application of a Fast High-Performance Liquid Chromatography Method for Simultaneous Determination of Furanic Compounds and Glucosylisomaltol in Breakfast Cereals

    José Ángel Rufián Henares

    págs. 161-165

    

  • Testing Deviation for a Set of Serial Dilution Most Probable Numbers from a Poisson-Binomial Model

    R. J. Blodgett

    págs. 166-171

    

  • Improved DNA Probe Detection of Listeria monocytogenes in Enrichment Culture After Physical-Chemical Fractionation

    R. E. Duvall

    págs. 172-179

    

  • Effect of Sample Preparation and Preenrichment Media on the Recovery of Salmonella from Cantaloupes, Mangoes, and Tomatoes

    A. P. Jacobson, M. L. Johnson, T. S. Hammack

    págs. 180-184

    

  • Flow-Injection Flame Atomic Absorption Spectrometric Determination of Trace Amounts of Cadmium in Solid and Semisolid Milk Products Coupling a Continuous Ultrasound-Assisted Extraction System with the Online Preconcentration on a Chelating Aminomethylphosphoric Acid Resin

    S. Cancela, M. C. Yebra

    págs. 185-191

    

  • Determination of Mercury in Carbon Black by Cold Vapor Atomic Absorption Spectrometry

    N. M. Hepp

    págs. 192-195

    

  • Liquid Chromatographic Determination of N-Methyl Carbamate Pesticide Residues at Low Parts-Per-Billion Levels in Eggs

    F. J. Schenck, L. V. Podhorniak

    págs. 196-200

    

  • Development of EPA Method 535 for the Determination of Chloroacetanilide and Other Acetamide Herbicide Degradates in Drinking Water by Solid-Phase Extraction and Liquid Chromatography/Tandem Mass Spectrometry

    J. A. Shoemaker

    págs. 201-209

    

  • Indirect Determination of Fe(III) in Synthetic Samples and Iron Dextran Tablets by Capillary Electrophoresis with Ultraviolet Detection

    Y. Tang

    págs. 210-213